Home / 1,409,520.79-1,946,075.31-836,744.95

Finding the Fourth Proportional to 1,409,520.79, 1,946,075.31 and 836,744.95

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Solution

The fourth proportional to 1,409,520.79, 1,946,075.31 and 836,744.95 is: 1,155,264.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,520.79 : 1,946,075.31 = 836,744.95 : x
  2. Step 2: Convert to fraction form
    1,409,520.79/1,946,075.31 = 836,744.95/x
  3. Step 3: Cross multiply
    1,409,520.79x = 1,946,075.31 × 836,744.95
  4. Step 4: Simplify right side
    1,409,520.79x = 1,628,368,674,048.08
  5. Step 5: Solve for x
    x = 1,628,368,674,048.08/1,409,520.79
  6. Step 6: Final answer
    x = 1,155,264.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.